Add 90/48 and 8/7
1st number: 1 42/48, 2nd number: 1 1/7
90/48 + 8/7 is 169/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 7 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 48 × 7 = 336,
90/48 = 90 × 7/48 × 7 = 630/336 - Likewise, for the 2nd fraction, since 7 × 48 = 336,
8/7 = 8 × 48/7 × 48 = 384/336 - Add the two like fractions:
630/336 + 384/336 = 630 + 384/336 = 1014/336 - 1014/336 simplified gives 169/56
- So, 90/48 + 8/7 = 169/56
In mixed form: 31/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/48+16/7 90/96+8/7 90/48+8/14 90/48+24/7 90/48+8/21 90/48+40/7 90/48+8/35 90/48+56/7 90/48+8/49